// Copyright 2004-2008 Castle Project - http://www.castleproject.org/
// 
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// 
//     http://www.apache.org/licenses/LICENSE-2.0
// 
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

namespace Castle.ActiveRecord.Framework.Scopes
{
	using System;
	using System.Collections;

	/// <summary>
	/// This <see cref="IThreadScopeInfo"/> implementation will first get the current scope from the current 
	/// thread. Do NOT use on web scenario (web applications or web services).
	/// </summary>
	public sealed class ThreadScopeInfo : AbstractThreadScopeInfo
	{
		[ThreadStatic] static Stack stack;

		/// <summary>
		/// Gets the current stack.
		/// </summary>
		/// <value>The current stack.</value>
		public override Stack CurrentStack
		{
			get
			{
				if (stack == null)
				{
					stack = new Stack();
				}

				return stack;
			}
		}
	}
}
